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WM
William Mackay
MaleNew York2016–2026
22
Total Finishes
14
Different Races
3
States (6%)
1:37:33
PR (7:27/mi)
1:52:06
Average
-1:03:18
Faster (first to last)
Medal House
2024
The Bay Ridge Half Marathon!
1:40:20
#4066 overall#3331 gender
2024
NYRR Fred Lebow Half Marathon
1:40:21
#559 overall#491 gender
2024
RUN ROCKAWAY BEACH THANKSGIVING HALF MARATHON AND 5K
1:48:31
#19 overall#13 gender
2024
The Unforgettable Staten Island Half Marathon!
1:52:08
#3041 overall#2451 gender
2023
The Bay Ridge Half Marathon!
1:37:33
#2781 overall#2329 gender
2023
The Unforgettable Staten Island Half Marathon!
1:39:23
#1370 overall#1187 gender
2023
United Airlines NYC Half
1:45:10
#4620 overall#3500 gender
2023
NYCRUNS Cocoa Classic
1:46:07
#76 overall#63 gender
2023
NYRR Fred Lebow Half Marathon
1:58:33
#2367 overall#1795 gender
2022
Greater St. Louis Marathon
2:25:19
#1729 overall#898 gender
2016
Grand Teton Half Marathon
2:40:57
#1428 overall#533 gender
2016
Yellowstone Half Marathon Weekend
2:42:24
#1457 overall#548 gender
Performance Timeline
Complete Race Log
| Year | Race | State | Time | Place |
|---|---|---|---|---|
| 2026 | The Bay Ridge Half Marathon!Brooklyn | NY | 1:37:39 | #3679 |
| 2025 | The Holiday Half Marathon!Brooklyn | NY | 1:40:01 | #5 |
| 2025 | NYCRUNS Brooklyn Ice Cream Social Half MarathonBrooklyn | NY | 1:41:39 | #2204 |
| 2025 | The Bay Ridge Half Marathon!Brooklyn | NY | 1:44:04 | #4834 |
| 2025 | United Airlines NYC HalfNew York | NY | 1:44:54 | #5476 |
| 2025 | SUFFOLK COUNTY MARATHONBAY SHORE | NY | 1:46:05 | #137 |
| 2025 | RUN ROCKAWAY BEACH VALENTINES DAY RUN | — | 1:46:46 | #18 |
| 2025 | RUN ROCKAWAY BEACH NYC MOTHER'S DAY HALF MARATHON 5K & 1 MILE WALKRockaway Beach | NY | 1:46:47 | #18 |
| 2025 | NYRR Fred Lebow Half MarathonNew York | NY | 1:48:10 | #1308 |
| 2024 | The Bay Ridge Half Marathon!Brooklyn | NY | 1:40:20 | #4066 |
| 2024 | NYRR Fred Lebow Half MarathonNew York | NY | 1:40:21 | #559 |
| 2024 | RUN ROCKAWAY BEACH THANKSGIVING HALF MARATHON AND 5KRockaway Park | NY | 1:48:31 | #19 |
| 2024 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:52:08 | #3041 |
| 2024 | SUFFOLK COUNTY MARATHONBAY SHORE | NY | 1:53:24 | #238 |
| 2023 | The Bay Ridge Half Marathon!Brooklyn | NY | 1:37:33 | #2781 |
| 2023 | The Unforgettable Staten Island Half Marathon!Staten Island | NY | 1:39:23 | #1370 |
| 2023 | United Airlines NYC HalfNew York | NY | 1:45:10 | #4620 |
| 2023 | NYCRUNS Cocoa ClassicNew York | NY | 1:46:07 | #76 |
| 2023 | NYRR Fred Lebow Half MarathonNew York | NY | 1:58:33 | #2367 |
| 2022 | Greater St. Louis MarathonSt. Louis | MO | 2:25:19 | #1729 |
| 2016 | Grand Teton Half MarathonJackson | WY | 2:40:57 | #1428 |
| 2016 | Yellowstone Half Marathon WeekendWest Yellowstone | MT | 2:42:24 | #1457 |
States Raced
1 race 2 races 3-4 races 5+ races
State Breakdown
NYNew York
18 racesMOMissouri
1 raceOROregon
0 races50-State Challenge
3/ 50 states
47 states to go